Ensure your air brakes are Ready for the Road Ahead™ with a leak-free hose coupling, with the push-in Power Products 1/4" x 3/8" NP68 Male Brass Connector. To provide fast and responsive brakes, this replacement brass connector seamlessly transfers air throughout the brake lines of heavy duty trucks. Fashioned with a corrosion-resistant blend of copper and zinc, and a compact design for tight-fit applications. FleetPride is your First Click in Heavy Duty®.